Search found 10 matches

by Adamw
Mon May 27, 2013 8:07 am
Forum: Sensor-related questions
Topic: wheel speed pulses, Dash2
Replies: 7
Views: 15582

356, the solution that support offered was not a software solution but in fact a hardware pulse divider. You will find it here: http://www.race-technology.com/content. ... &cat=30606
There are also similar 3rd party solutions also such as: http://www.dakotadigital.com/index.cfm/ ... ct_id=126/ or http://jaycar.co.nz/productView.asp?ID= ... TID=965#11
by Adamw
Wed Feb 13, 2013 11:04 pm
Forum: General support questions
Topic: Dash2 + Motec M84 ecu interface problems
Replies: 7
Views: 13209

Hi Martin, If you download the latest M84 ECU manager from the motec website you will find the statement about Data set 1 in the release notes. I only have protocol documents for data set 5 & data set 3 in my files, however motec will probably give you the Data set 1 spec if you contact their su...
by Adamw
Mon Jan 07, 2013 7:41 pm
Forum: General support questions
Topic: Dash2 + Motec M84 ecu interface problems
Replies: 7
Views: 13209

I dont have any race technology equipment but I have played with a few M84's. Originally the M84 didnot output any data on the Serial connector - as the original poster has pointed out it could only be used to receive GPS data. However, since Motec firmware version 1.10M2 (late 2011), the M84 does n...
by Adamw
Mon Aug 06, 2012 10:00 am
Forum: General support questions
Topic: EGT amps
Replies: 2
Views: 7812

You are correct in that you will have to connect your egt's to a thermocouple amplifier which will then interface with your logger via analog i/o. You could use 4 single channel amps or a multi channel amp, either of which will do the job. 4 single channel amps is probably a little more wiring but s...
by Adamw
Tue Jul 17, 2012 7:38 pm
Forum: Sensor-related questions
Topic: pull up resistor formula
Replies: 18
Views: 32378

I'm not so sure i would do it with a seperate power supply. The DL1 5v references are high precision and probably highly filtered with very low noise. A general regulated supply will not be particularly clean and would likely also introduce ground offsets.
by Adamw
Mon Jul 16, 2012 9:46 am
Forum: Sensor-related questions
Topic: pull up resistor formula
Replies: 18
Views: 32378

I take it the higher the resistance resistor you use the less voltage swing you get but also less current draw and visa versa. Yes, that's correct. you can use a voltage divider calculator like this one here to see the effects: m Input voltage would be 5v, R1 is your pullup, R2 is your sensor resis...
by Adamw
Mon Jul 16, 2012 1:13 am
Forum: Sensor-related questions
Topic: pull up resistor formula
Replies: 18
Views: 32378

Normally a pullup that has a similar resistance to the actual sensor will be about right.
See here for more info:
http://www.race-technology.com/wiki/ind ... ensorToDL1
by Adamw
Sat May 05, 2012 10:11 pm
Forum: Installation questions
Topic: RPM on a coil and distributor setup
Replies: 6
Views: 13626

Rob Stevens put you wrong above. If you are connecting direct to a coil you must use the "high" or "spark" input. Your DL1 is possibly damaged now, but I would try using the high input and if it doesnt work you will have to talk to the Race Tech guys.

http://www.race-technology.com/wiki/ind ... RPMSensors
http://www.race-technology.com/wiki/ind ... sionPickup
by Adamw
Fri Mar 02, 2012 4:30 am
Forum: General support questions
Topic: Wanted - Pectel T6 Comms Software
Replies: 1
Views: 6025

Jimster, I have a couple of versions of DescproW. Unfortunately to comunicate with a T6 you also need the correct "profile", I only have a few of the common profiles in my libary so you may still need to get in touch with a Pectel dealer for the proper profile yet anyway. There doesnt seem...
by Adamw
Mon Feb 20, 2012 9:00 am
Forum: Installation questions
Topic: Adaptor or fitting for m12x1.5 temp sensors?
Replies: 21
Views: 42942

Also note, if you have access to a lathe or even a local engineering shop, a 12 x 1.5mm can be turned down and re-threaded to 1/8NPT. Surprisingly, most engineering text will show that it wont work since the theoretical minor diameter of a 12 x 1.5 thread is smaller than the major diameter of 1/8NPT...

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